Add basic coverage for `RemoveFeaturedTagService` class (#29328)

spec/services/remove_featured_tag_service_spec.rb

@@ -0,0 +1,37 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+RSpec.describe RemoveFeaturedTagService do
+  describe '#call' do
+    context 'with a featured tag' do
+      let(:featured_tag) { Fabricate(:featured_tag) }
+
+      context 'when called by a local account' do
+        let(:account) { Fabricate(:account, domain: nil) }
+
+        it 'destroys the featured tag and sends a distribution' do
+          subject.call(account, featured_tag)
+
+          expect { featured_tag.reload }
+            .to raise_error(ActiveRecord::RecordNotFound)
+          expect(ActivityPub::AccountRawDistributionWorker)
+            .to have_enqueued_sidekiq_job(anything, account.id)
+        end
+      end
+
+      context 'when called by a non local account' do
+        let(:account) { Fabricate(:account, domain: 'host.example') }
+
+        it 'destroys the featured tag and does not send a distribution' do
+          subject.call(account, featured_tag)
+
+          expect { featured_tag.reload }
+            .to raise_error(ActiveRecord::RecordNotFound)
+          expect(ActivityPub::AccountRawDistributionWorker)
+            .to_not have_enqueued_sidekiq_job
+        end
+      end
+    end
+  end
+end